The hardest faults to discover are those that occur only once in a while—intermittent events. They can be attributable to poor connections, dust, dirt, corrosion or just broken wiring or connectors. H?i ngh? l?n th? nh?t n?m 2022 c?a ??ng b? công ty TNHH MTV X? s? ki?n thi?t Kon Tum + Các Web page, ?ng d?ng quét t? ??ng d? li?u x? s? tr?c t